P-On+21V Is Not Output; Amp+13V Is Not Output; Al+3.3V Is Not Output - Philips 55PFL4909 Service Manual

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FLOW CHART NO.5

P-ON+21V is not output.

FLOW CHART NO.6

AMP+13V is not output.

FLOW CHART NO.7 [TYPE A]

AL+3.3V is not output.

Replace Q705.
Yes
Yes
Yes
Yes
No
Check C651, C652, D650 and their periphery circuit.
Repair it if defective.
No
Check C654, C655, C657, D653, D654, D655 and
their periphery circuit. Repair it if defective.
No
Check C654, C655, C657, D653, D654, D655 and
their periphery circuit. Repair it if defective.
No
Check Q703, D715 and their periphery circuit.
Repair it if defective.
8-2
PL14.26ATR

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